ref属性
ref是Vue提供的获取组件的属性
<template>
<div>
<h1 v-text="msg" ref="title"></h1>
<button ref="btn" @click="showDOM">点我输出上方的DOM元素</button>
<MySchool ref="sch"/>
</div>
</template>
<script>
//引入School组件
import MySchool from './components/MySchool'
export default {
name:'App',
components:{MySchool},
data() {
return {
msg:'欢迎学习Vue!'
}
},
methods: {
showDOM(){
console.log(this.$refs.title) //真实DOM元素
console.log(this.$refs.btn) //真实DOM元素
console.log(this.$refs.sch) //School组件的实例对象(vc)
}
},
}
</script>